public class ProcessingInstruction extends SimpleNodeConstructor
selectEFFECTIVE_BOOLEAN_VALUE, EVALUATE_METHOD, EVENT_FEED_METHOD, INHERITED_CONTEXT, INSPECTION_CONTEXT, ITEM_FEED_METHOD, ITERATE_METHOD, locationId, MAX_SEQUENCE_LENGTH, MAX_STRING_LENGTH, NAVIGATION_CONTEXT, NODE_VALUE_CONTEXT, PROCESS_METHOD, PUSH_SELECTION, staticProperties, UNBOUNDED_LOWER, UNBOUNDED_UPPER, W3C_CONSUMING, W3C_FREE_RANGING, W3C_GROUP_CONSUMING, W3C_MOTIONLESS, WATCH_METHOD| Constructor and Description |
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ProcessingInstruction(Expression name)
Create an xsl:processing-instruction instruction
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| Modifier and Type | Method and Description |
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protected String |
checkContent(String data,
XPathContext context)
Check the content of the node, and adjust it if necessary
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static String |
checkContentXQuery(String data)
Check the content of the node, and adjust it if necessary, using the XQuery rules
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static String |
checkContentXSLT(String data)
Check the content of the node, and adjust it if necessary, using the XSLT rules
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Expression |
copy()
Copy an expression.
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NodeName |
evaluateNodeName(XPathContext context)
Run-time method to compute the name of the node being constructed.
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void |
explain(ExpressionPresenter out)
Diagnostic print of expression structure.
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int |
getCardinality()
Determine the static cardinality of the expression.
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int |
getDependencies()
Determine which aspects of the context the expression depends on.
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ExpressionCompiler |
getExpressionCompiler()
Return the compiler of the ProcessingInstruction expression
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int |
getInstructionNameCode()
Get the name of this instruction for diagnostic and tracing purposes
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ItemType |
getItemType(TypeHierarchy th)
Get the item type of the items returned by evaluating this instruction
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Expression |
getNameExpression()
Get the expression that defines the processing instruction name
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Iterator<SubExpressionInfo> |
iterateSubExpressionInfo()
Get the immediate sub-expressions of this expression, with information about the relationship
of each expression to its parent expression.
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Iterator<Expression> |
iterateSubExpressions()
Get the immediate sub-expressions of this expression.
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void |
localTypeCheck(ExpressionVisitor visitor,
ExpressionVisitor.ContextItemType contextItemType)
Method to perform type-checking specific to the kind of instruction
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void |
processValue(CharSequence value,
XPathContext context)
Process the value of the node, to create the new node.
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protected void |
promoteInst(PromotionOffer offer)
Offer promotion for subexpressions.
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boolean |
replaceSubExpression(Expression original,
Expression replacement)
Replace one subexpression by a replacement subexpression
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Expression |
simplify(ExpressionVisitor visitor)
Simplify an expression.
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computeCardinality, computeSpecialProperties, createsNewNodes, evaluateItem, getContentExpression, getStreamingAdjunct, iterate, optimize, processLeavingTail, setSelect, typeCheckassembleParams, assembleTunnelParams, dynamicError, evaluateAsString, getConstructType, getExpressionName, getImplementationMethod, getInstructionName, getIteratorFromProcessMethod, getSourceLocator, isXSLT, process, promoteaddToPathMap, adoptChildExpression, checkForUpdatingSubexpressions, checkPermittedContents, computeDependencies, computeStaticProperties, doPromotion, dynamicError, effectiveBooleanValue, evaluatePendingUpdates, explain, getColumnNumber, getColumnNumber, getContainer, getEvaluationMethod, getExecutable, getHostLanguage, getIntegerBounds, getIntrinsicDependencies, getLineNumber, getLineNumber, getLocationId, getLocationProvider, getObjectName, getProperties, getProperty, getPublicId, getSlotsUsed, getSpecialProperties, getStreamability, getSystemId, getSystemId, hasVariableBinding, implementsStaticTypeCheck, isSubtreeExpression, isUpdatingExpression, isVacuousExpression, iterateEvents, markTailFunctionCalls, resetLocalStaticProperties, setContainer, setEvaluationMethod, setFiltered, setFlattened, setLocationId, staticTypeCheck, suppressValidation, toPattern, toStreamingPattern, toString, typeErrorclone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitgetColumnNumber, getLineNumber, getPublicId, getSystemIdpublic ProcessingInstruction(Expression name)
name - the expression used to compute the name of the generated
processing-instructionpublic int getInstructionNameCode()
getInstructionNameCode in class Instructionpublic Expression getNameExpression()
public ItemType getItemType(TypeHierarchy th)
InstructiongetItemType in class Instructionth - the type hierarchy cachepublic int getCardinality()
ExpressiongetCardinality in class Expressionpublic Expression simplify(ExpressionVisitor visitor) throws XPathException
Instructionsimplify in class SimpleNodeConstructorvisitor - an expression visitorXPathException - if an error is discovered during expression
rewritingpublic Expression copy()
copy in class Expressionpublic void localTypeCheck(ExpressionVisitor visitor, ExpressionVisitor.ContextItemType contextItemType) throws XPathException
SimpleNodeConstructorlocalTypeCheck in class SimpleNodeConstructorvisitor - an expression visitorcontextItemType - the static type of the context itemXPathException - if a type error is detectedpublic int getDependencies()
ExpressiongetDependencies in class Expressionpublic Iterator<Expression> iterateSubExpressions()
ExpressioniterateSubExpressions in class SimpleNodeConstructorpublic Iterator<SubExpressionInfo> iterateSubExpressionInfo()
SimpleNodeConstructoriterateSubExpressionInfo in class SimpleNodeConstructorpublic boolean replaceSubExpression(Expression original, Expression replacement)
replaceSubExpression in class SimpleNodeConstructororiginal - the original subexpressionreplacement - the replacement subexpressionprotected void promoteInst(PromotionOffer offer) throws XPathException
promoteInst in class SimpleNodeConstructoroffer - details of the offer, for example the offer to move
expressions that don't depend on the context to an outer level in
the containing expressionXPathException - if any error is detectedpublic void processValue(CharSequence value, XPathContext context) throws XPathException
processValue in class SimpleNodeConstructorvalue - the string value of the new nodecontext - the dynamic evaluation contextXPathExceptionprotected String checkContent(String data, XPathContext context) throws XPathException
checkContent in class SimpleNodeConstructordata - the supplied contentcontext - the dynamic contextXPathException - if the content is invalidpublic static String checkContentXSLT(String data)
data - the supplied contentpublic static String checkContentXQuery(String data) throws XPathException
data - the supplied contentXPathException - if the content is invalidpublic NodeName evaluateNodeName(XPathContext context) throws XPathException
SimpleNodeConstructorevaluateNodeName in class SimpleNodeConstructorcontext - the XPath dynamic evaluation contextXPathException - if any failure occurspublic ExpressionCompiler getExpressionCompiler()
getExpressionCompiler in class Expressionpublic void explain(ExpressionPresenter out)
explain in class Expressionout - the expression presenter used to display the structureCopyright (c) 2004-2013 Saxonica Limited. All rights reserved.